groveler vs groveller

groveler and groveller both are nouns.

Word	Noun	Adjective	Verb	Adverb
groveler	Yes	No	No	No
groveller	Yes	No	No	No

As nouns, groveler and groveller are synonyms defined as:

groveler and groveller: someone who humbles himself as a sign of respect; who behaves as if he had no self-respect

Other synonyms of groveler include apple polisher, bootlicker, fawner, truckler.

groveler (noun)	groveller (noun)
someone who humbles himself as a sign of respect; who behaves as if he had no self-respect	someone who humbles himself as a sign of respect; who behaves as if he had no self-respect