char1
 
/
tʃɑː/
v.
 (chars, charring, charred)
 partially burn so as to blacken the surface.
n.
 charred material.
Etymology
C17: appar. a back-form. from charcoal.
char2
 
/
tʃɑː/
n.
 a charwoman.
v.
 (chars, charring, charred)
 work as a charwoman.
char3
 
/
tʃɑː/
Etymology
C16 (as cha): from Chin. (Mandarin dial.) chá.