Đồng nghĩa của know one's onions

know one's stuff know inside out know like a book know one's way around know backwards and forwards know by rote know the score know which end is up know by heart know very well be very familiar with be intimately familiar with know like the back of one's hand know inside and out know backwards be extremely familiar with know extremely well know back to front know backward and forward

able capable clever expert fit masterly qualified skilled accomplished gifted talented competent effective efficient brilliant experienced intelligent proficient skilful adept adroit fitted good powerful suitable apt practised virtuoso adequate equal masterful savvy skillful suited tasty alert bright cunning easy effectual effortless endowed equipped genius ingenious keen knowing practiced learned prepared ready responsible sharp smart strong trained worthy agile artful deft dextrous dexterous highly endowed au fait with it know the ropes up to it up to snuff up to speed know backwards and forwards crack ace polished crackerjack handy master consummate mean versed great nifty quick wizard veteran educated excellent professional nimble compleat complete fine exceptional slick seasoned knowledgeable first-rate professed first-class workmanlike wicked habile well versed astute brainy outstanding stellar bravura perceptive on the ball delicate impressive top-notch creative elite whiz formidable magnificent marvellous quick-witted sharp-witted whip-smart marvelous resourceful neat superb facile schooled smooth inventive proper discerning canny nimble-fingered fast useful deadly perspicacious practical supersmart ultrasmart hyperintelligent shrewd pro acute big league precise superior penetrating hotshot innovative imaginative demon a dab hand at splendid hot multiskilled multitalented class precocious accurate serviceable original prompt enterprising nippy quick on the uptake out of this world intellectual supreme superlative dazzling magic specialist active wise innovational innovatory scholarly cerebral originative deviceful cool remarkable well-versed refined eligible decent nimble-witted highly skilled exceptionally skilled immensely skilled highly qualified extraordinarily skilled very skilled highly trained top-drawer sure-handed taught tutored well-rounded all-round all-around topflight employable wonderful terrific adapted extraordinary old crafty sly artistic finely judged erudite balanced peerless vet awesome dynamite observant choice phenomenal smashing there fab profound satisfactory rational quick-thinking exact quick off the mark appropriate tip-top wised up right A1 fitting a hand at sharp as a tack meet graceful finished businesslike seemly tremendous becoming crisp inspired productive correct apposite befitting prodigious champion flexible functional feasible certified disciplined top acceptable deserving pertinent relevant due leading mighty fleet versant apropos decorous expedient rightful best leet star teachable world-class useable correspondent applicable available usable conformable having know-how super well trained lively conversant ultimate just convenient equitable perfect instructed fantastic fabulous good enough sagacious calculating clean sapient admirable subtle hep quick on the trigger sensible no dummy comme il faut highbrow brisk alive eggheaded whip exceptionally good brill witty wide awake all there on the beam very intelligent no slouch quick on the draw very good know one's stuff top-hole Einstein whiz kid entrepreneurial class act tuned in shining at reliable very well kosher methodic methodical pitch-perfect happy systematic right on errorless dead-on well sporting on-target trustworthy spot-on thorough sure-fire stringent prolific straight decisive organized well-endowed fluent handpicked capital deluxe exercised rangé cute quintessential hot tamale hardy redoubtable organised receptive drilled phenom visionary having good hands invincible indomitable exemplary adept physically hip sensational sik exo strict express categorical ambidextrous long-term clever with one's hands good with one's hands specialized licensed chartered first class sensitive faultless virtuosic certificated dominant painstaking well qualified specialised sufficient credentialed inch-perfect rad phat schmick vigorous mercurial curt wired penetrative forward mature puissant amazing up to scratch supremely skilled quick to learn sharp-sighted nobody's fool astounding topnotch distinguished not born yesterday cut out for having a knack for authorized all around licenced proved tried authorised tested accepted smart as a whip pioneering thinking versatile ingenuous noteworthy trailblazing very able out of the ordinary exquisite sublime glorious heavenly have the goods ahead of one's peers have smarts old beyond one's years got it advanced for one's age Promethean enlightened logical well-informed sage mega banging cracking crucial old hand divine bosting sophisticated know one's business know the score know the answers of the first water pretty supercalifragilisticexpialidocious amenable eager docile know ins and outs understanding deep together comprehending having the goods knowing the ropes green thumb old-timer knowing the score elaborate having the right stuff has what it takes like a one-man band able to perform insightful very smart like a pistol equal to the task up there wily capable of learning having a good head on one's shoulders know how many beans make five having no flies on judicious up to foxy prudent intuitive cagey discriminating careful cautious having the know-how streetwise wary razor-sharp lithe circumspect pawky limber heady argute thinking outside the box lissom watchful slippery academic hardheaded supple suss bookish discreet sussed clear-sighted hard-boiled street-smart as sharp as a tack heads-up street smart clear-eyed worldly-wise long-headed studious swift cultured spry acrobatic sprightly big time swotty lissome major league of use robust stupendous big-league of value major-league major important zippy well read book smart quick-moving light-footed fleet-footed lithesome athletic springy sylphlike twinkle-toed light lightsome tripping featly light-foot gracile feline earth-shattering energetic number-one epoch-making splendorous big-time dynamic skookum efficacious earthshaking exploitable operable practicable preferable -worthy familiar acquainted flawless impeccable hardened au courant well informed long-serving in the know battle-scarred aware switched-on down up to date clued-up established clued up genned up worldly abreast informed well-read esoteric cognizant well-executed posted up on in the loop unrivaled unrivalled cultivated conscious weathered time-served urbane long-time literate plugged-in illuminated been around technical well educated scientific perfectly-executed at home up-to-date omniscient in the picture tuned-in no stranger to plugged in with-it preeminent transcendent magisterial classic notable elegant immaculate pure well-briefed perfected advanced rounded sport accustomed select well executed primed broken in well up habituated golden the right stuff knowing one's stuff beautiful ultraefficient stirring of long standing past your prime patriarchal full of years toughened matured well versed briefed killer working realizable realisable hyperefficient inspiring affecting percipient unprovincial versed in apprized well briefed exciting sentient well up in lettered worldly wise been there abreast of the facts filled in influential momentous consequential top-shelf intense vital rousing crash-hot gee-whizz forcible thrilling having been around steady inured impassioned literary civilized amazeballs old-time pedantic recondite knows one's stuff from way back wise to ways of the old school well-done donnish widely read prescient solid well-educated polymath professorial philosophical grounded abstruse philosophic civilised well-grounded sound solemn grave studied pansophic privy across apprised appreciative knowledgeable about abreast of apprised of up with in touch well informed about plugged into enlightened about aware of wise to switched on with an understanding of with a knowledge of well versed in clued up about well up on in the know about clued up on well instructed genned up about hip to switched on to

know one's stuff know one's way around knows knows about knows again knows all the ins and outs know one's business know one's ass from a hole in the ground known which end is up known what to do known what's what known what one is about