IPA: /ɪˈfjuːʒən/
KK: /ɪˈfjuːʒən/
A strong and often emotional expression of feelings or thoughts, usually in writing or speech; it can also refer to a liquid that has been poured out.
The poet's latest work is filled with effusions of love and longing.
Effusion → It is formed from "ex-" (meaning out) and "fundere" (meaning to pour). The word describes the act of pouring out, often referring to a flow of liquid or gas.
Think of something being 'poured out' ('ex-' means out and 'fundere' means to pour) — that's what effusion means.