in, within, among, between, at

mother, ma, mummy, root, origin, base, source

I, the self

in one's heart of hearts, quietly

to be very upset

(Figurative) something in the mind, a secret thought, a dear wish

in the heart or mind

come into the mind, occur to one, (an idea) to strike, have an idea or urge

to keep eye on an appropriate time, opportunity

to share something in the mind or a secret thought, speak one's heart

(sentiments, desires or ideas) to remain unexpressed, (words) left unsaid