御蔭様[okagesama] (somebody's) backing
御客様[okyakusama] guest
お子様[okosama] child (someone else's)
お生憎様[oainikusama] that's too bad (ironical)
御待ち遠様[omachidoosama] I'm sorry to have kept you waiting

御疲れ様[otsukaresama] thank you
御母様[okaasama] mother
ご苦労様[gokurousama] thank you very much for your ...
御馳走様でした[gochisousamadeshita] That was a delicious meal (said after meals)
様を見ろ[zamawomiro] serves you right!

御祖母さん[obaasan] grandmother
お母[ofukuro] one's mother
御母さん[okaasan] mother
お母さま[okaasama] mother
異母[ibo] different mother

雲母[unmo] mica
義母[gibo] mother-in-law
空母[kuubo] aircraft carrier
継母[keibo] stepmother
賢母[kenbo] wise mother