Synonyms for Come over:

n.

arrive, get, come in, land, reach, draw in, get in, appear, enter. go around, swing by, pay someone/something a visit/call, look-in, call, call on. be, become, feel, form, go, affect, overcome, befall, seize, look, happen. engulf, heighten, sweep over, color, grip, pulse, grow, surge. come over (noun)
come across.

v.

call (verb)
swing by.
come (verb)
get, become, go, grow.
come by (verb)
call.
communication (verb)
come across.

Other synonyms:

heighten, be, swing by, sweep over, look-in. call on, become, engulf, go around. feel, grow, look. appear. seize, form. go, pulse, surge. color. call. get.