knobkerrie vs knobkerry

knobkerrie and knobkerry both are nouns.

Word	Noun	Adjective	Verb	Adverb
knobkerrie	Yes	No	No	No
knobkerry	Yes	No	No	No

As nouns, knobkerrie and knobkerry are synonyms defined as:

knobkerrie and knobkerry: a short wooden club with a heavy knob on one end; used by aborigines in southern Africa

knobkerrie (noun)	knobkerry (noun)
a short wooden club with a heavy knob on one end; used by aborigines in southern Africa	a short wooden club with a heavy knob on one end; used by aborigines in southern Africa