noun
your mother; his/her mother
Honorific term used to refer respectfully to someone else's mother. Not used for one's own mother.
尊母様はお元気でいらっしゃいますか。
Is your mother in good health?
先日、尊母にお会いしました。
I met your mother the other day.
Compound of 尊 (そん, 'honorable') and 母 (ぼ, 'mother'). The reading そんぼ is a straightforward on'yomi combination.