fūyǎn

to elaborate (on a theme) / to expound (the classics) / perfunctory / to skimp / to botch / to do sth half-heartedly or just for show / barely enough to get by

fányǎn

to multiply / to reproduce / to increase gradually in number or quantity

yǎnshēng

to give rise to / to derive / derivative / derivation

yǎn

to spread out / to develop / to overflow / to amplify / superfluous

yǎnshēngwù

a derivative (complex product derived from simpler source material)

Luómóyǎnnà

the Ramayana (Indian epic)

fūyǎnliǎoshì

to skimp / to work half-heartedly / not to bother

yǎnhuà

to evolve (of ideas, designs, constructions etc) / to develop and change

wòyǎn

rich and fertile (soil)

yǎnshēn

to give rise (to) / to spawn / to spread (to)