what is mean of felicitous?

Hi, It means agreeable manners or style.

Felicitous means well chosen or suitable to the circumstances...for example:- a falicitous phrase. and the antonyms or opposite word of felicitous is infelicitous which means unfortunate or inappropriate...for example:- His illustration is singularly infelicitous. :) hope now it'll be clear to you. :)

#Felicitous well chosen or suited to the circumstances. "a felicitous phrase" synonyms:apt, well chosen, well expressed, well put, choice, fitting, suitable, appropriate, apposite, pertinent, germane, to the point, relevant, congruous, apropos; "his nickname was particularly felicitous"

moribund. mean

Moribund means

Agreeable situation