変

change in appearance; transformation

Sometimes derogatory

to be unusual (of a person or thing); to be uncommon; to be peculiar; to be eccentric; to be different

irregularity; abnormality; anomaly

Music

change of tone; transposition

Telecommunications

modulation

change; transition; vicissitudes

irregular; atypical; anomalous; anomalistic; abnormal

phantasmagoric; protean; shape-shifting; kaleidoscopic; capable of ever-changing appearance

abnormal

change of attitude (stance, position)

Sumo

lightness of foot; ability to dodge out of the way of an attack

unnatural death; accidental death; violent death

Adjectival nouns or quasi-adjectives (keiyodoshi)

strange; weird; odd

strange thing; strange person

Baseball

breaking ball (pitch); curve ball; screwball

accident; emergency; calamity

change; alteration; modification

something out of the ordinary; variant; variety; exception; novelty

person with an unusual character or background; unique figure; exceptional type; eccentric; oddball

turning point; change; transition; turn (of the tide, century, etc.)

Archaic

point of difference

Slang

making a funny face; amusing face

mutation; change; transition

Mathematics; Computing

variable

irregularity; anomaly

Biology

mutant strain; mutated variant; mutant species

change of mind; inconstancy; apostasy

conversion; converted character

transformation

variant; variation; variety; mutation; freak; novelty; exception

Biology

(taxonomical) variety