spark vs verve

spark and verve both are nouns.

Word	Noun	Adjective	Verb	Adverb
spark	Yes	No	Yes	No
verve	Yes	No	No	No

As nouns, verve is a hypernym of spark; that is, verve is a word with a broader meaning than spark:

spark: merriment expressed by a brightness or gleam or animation of countenance
verve: an energetic style

Other hypernyms of spark include vitality, aspect, expression, face, facial expression, look.

spark (noun)	verve (noun)
merriment expressed by a brightness or gleam or animation of countenance	an energetic style
a momentary flash of light
a small fragment of a burning substance thrown out by burning material or by friction
electrical conduction through a gas in an applied electric field
a small but noticeable trace of some quality that might become stronger

spark (verb)	verve (verb)
put in motion or move to act
emit or produce sparks