mourn
verb
[ mɔːn ]
• feel or show sorrow for the death of (someone), typically by following conventions such as the wearing of black clothes.
• "Isobel mourned her husband"
Similar:
grieve for,
sorrow over,
lament for,
weep for,
shed tears for/over,
wail/keen over,
plain for,
Origin:
Old English murnan, of Germanic origin.