fourteenfour‧teen /ˌfɔːˈtiːn◂ $ ˌfɔːr-/ ●●● S3 W3 number 
He used to work fourteen hours a day. I started playing the guitar when I was fourteen (=14 years old).—fourteenth adjective, pronoun: in the fourteenth century my fourteenth birthday I’m planning to leave on the fourteenth (=the 14th day of the month).
WORD ORIGINfourteen
Origin:
Old English feowertiene, from feower ‘four’ + tien ‘ten’WORD SETS
add, verbaddition, nounArabic numeral, nounarithmetic progression, nounbi-, prefixbillion, numbercalculate, verbcalculation, nouncardinal, nouncardinal number, nouncoefficient, nouncommon denominator, nounconstant, nouncube, verbcube root, nounD, noundecimal, noundecimal, adjectivedecimal point, noundemi-, prefixdenominator, noundigit, noundivide, verbdividend, noundivisible, adjectivedivision, noundivisor, noundouble-digit, adjectivedouble figures, nouneight, numbereighteen, numbereighth, adjectiveeighty, numbereleven, numberequal, adjectiveequal, verbequals sign, nouneven, adjectiveexponent, nounfactor, nounfactor, verbfactorial, nounfifteen, numberfifth, nounfifty, numberfig., figure, nounfive, numberforty, numberfour, numberfourteen, numberfourth, nounfraction, noungeometric progression, noungross, nounHCF, hundred, numberimproper fraction, nounindivisible, adjectiveinfinity, nouninteger, nounL, nounlogarithm, nounlowest common denominator, nounM, nounmedian, nounmedian, adjectivemillion, numbermultiple, nounmultiplication, nounmultiplication sign, nounmultiplication table, noun-nd, suffixnegative, adjectivenine, numbernineteen, numberninety, numberninth, adjectiveNo., nos., nothing, pronounnought, numbernumber, nounnumeral, nounnumerator, nounnumerical, adjectiveO, nounoblique, nounone, numberordinal number, nounpi, nounplot, verbplus, prepositionpoint, nounpositive, adjectiveprime number, nounproduct, nounproper fraction, nounproportion, nounquadr-, prefixquadrillion, numberquadruple, adjectivequotient, noun-rd, suffixroman numeral, nounroot, nounround, adjectivescore, numbersecond, numberserial number, nounset, nounsingle figures, nounsix, numbersixteen, numbersixty, numbersquare, nounsquare, verbsquared, adjectivesquare root, noun-st, suffixsubtract, verbsum, nountake, verbten, numbertenth, adjectivetertiary, adjectivetetra-, prefixthirteen, numberthirty, numberthousand, numberthree, numberthree-quarter, adjectivethreescore, numbertreble, determinertri-, prefixtrillion, numbertwelve, numbertwenty, numbertwice, adverbunit, nounV, nounvulgar fraction, nounwhole number, nounX, nounzero, number
COLLOCATIONS FROM THE ENTRY I’m planning to leave on the fourteenth (=the 14th day of the month).
the number 14: I’m planning to leave on the fourteenth (=the 14th day of the month). He used to work fourteen hours a day. I started playing the guitar when I was fourteen (=14 years old).—fourteenth adjective, pronoun: in the fourteenth century my fourteenth birthday I’m planning to leave on the fourteenth (=the 14th day of the month).