Following are all the extemporary like words, in the list below.
OFF-THE-CUFF
100% like extemporary
EXTEMPORE
100% like extemporary
EXTEMPORANEOUS
100% like extemporary
OFFHANDED
100% like extemporary
AD-LIB
100% like extemporary
OFFHAND
99.78% like extemporary
UNPREPARED
99.73% like extemporary
UNREHEARSED
99.63% like extemporary
AD LIB
33.37% like extemporary
PROTEMPORANEOUS
33.37% like extemporary
AUTOSCHEDIASTIC
33.37% like extemporary
SPUR-OF-THE-MOMENT
33.37% like extemporary
AD HOC
33.37% like extemporary
IMPROVISATIONAL
33.37% like extemporary
IMPROVISATORIAL
33.37% like extemporary
SPONTANEOUS
33.37% like extemporary
EMPIRIC
33.37% like extemporary
CLIMACTICAL
33.37% like extemporary
PERIPHRASTIC
33.37% like extemporary
INTERJECTURAL
33.37% like extemporary
PLAYFUL
33.37% like extemporary
FAST-HANDED
33.37% like extemporary
EXHORTATORY
33.37% like extemporary
VITUPERATORY
33.37% like extemporary
ADVENTIVE
33.37% like extemporary
REFLEXIVE
33.37% like extemporary
SUMMARY
33.37% like extemporary
PRESCRIPTED
33.37% like extemporary
COINSTANTANEOUS
33.37% like extemporary
SIMULTANEOUS
33.37% like extemporary
FOREWRITTEN
33.37% like extemporary
ON-THE-SPOT
33.37% like extemporary
ADVENTITIOUS
33.37% like extemporary
EXCERPTED
33.37% like extemporary
MAKESHIFTY
33.37% like extemporary
BY THE BY
33.37% like extemporary
IDIOMATICAL
33.37% like extemporary
EXPERIENT
33.37% like extemporary
SPORADICAL
33.37% like extemporary
CONCURRENT
33.37% like extemporary
HEADLONG
33.37% like extemporary
VERBAL
33.37% like extemporary
BRIEFISH
33.37% like extemporary
PROGRAMMATICAL
33.37% like extemporary
SHORT-WINDED
33.37% like extemporary
SECONDHANDED
33.37% like extemporary
REHEARSED
33.37% like extemporary
CASUAL
33.37% like extemporary
EXPOSITIONAL
33.37% like extemporary
INTERLOCUTORY
33.37% like extemporary
HAPHAZARDOUS
33.37% like extemporary
ARTIFACTITIOUS
33.37% like extemporary
TRANSUMPTIVE
33.37% like extemporary
ADVERTENT
33.37% like extemporary
ANTEVERBAL
33.37% like extemporary
PRELIMINARY
33.37% like extemporary
EQUITEMPORANEOUS
33.37% like extemporary
PRECIPITATED
33.37% like extemporary
EXCLAMATIVE
33.37% like extemporary
SYNCHRONAL
33.37% like extemporary
SUCCINCT
33.37% like extemporary
INSINUATORY
33.37% like extemporary
EXPERIMENTWISE
33.37% like extemporary
AMBIDEXTER
33.37% like extemporary
QUICKISH
33.37% like extemporary
PARASCHEMATIC
33.37% like extemporary
PRONOUNCED
33.37% like extemporary
OFF-HANDED
33.37% like extemporary
SUPERCEREMONIOUS
33.37% like extemporary
PROMPT
33.37% like extemporary
PARLANDO
33.37% like extemporary
SCRATCH
33.37% like extemporary
DISPATCHFUL
33.37% like extemporary
UTTERANCED
33.37% like extemporary
RUSHED
33.37% like extemporary
FACE-TO-FACE
33.37% like extemporary
EMPHATICAL
33.37% like extemporary
CONFABULATORY
33.37% like extemporary
ATREMBLE
33.37% like extemporary
INTRAVERBAL
33.37% like extemporary
SEMIPRACTICAL
33.37% like extemporary
FORTHRIGHT
33.37% like extemporary
EXCERPTIVE
33.37% like extemporary
IMITANT
33.37% like extemporary
POSTLIMINIOUS
33.37% like extemporary
RAPID-FIRE
33.37% like extemporary
EARLY
33.37% like extemporary
PRECIPITATE
33.37% like extemporary
PREMEDITATIVE
33.37% like extemporary
LIGHTHANDED
33.37% like extemporary
SYNCHRONICAL
33.37% like extemporary
SCRAWLED
33.37% like extemporary
PRETIMELY
33.37% like extemporary
TELEGRAPHICAL
33.37% like extemporary
INTERJECTIVE
33.37% like extemporary
FULLHANDED
33.37% like extemporary
PEDANTICAL
33.37% like extemporary
DISPENSATIVE
33.37% like extemporary
RAPID FIRE
33.37% like extemporary
SUPERFORMAL
33.37% like extemporary
