Answer:
Vocabulary, advocacy, convocation, evocative, vocal, vowel-Voc
Abstract, abstain, aversion-Ab
Audible, audience, auditorium-Audi
Benefit, benign, benefactor-Bene
Logic, apologize, analogy-Log, Logue
Tranquil, requiem, acquit-Quit
Missile, transmit, permit-Mis, Mit
Jury, justice, justify-Jur
Dictate, edict, dictionary-Dict