IPA: /lɪˈbɪdɪnəli/
KK: /lɪˈbɪdɪnəli/
In a way that relates to sexual desire or instinct.
The characters in the novel interact libidinally, revealing their hidden desires.
Libidinally → It is formed from "libido" (from Latin "libido", meaning desire or lust) and the suffix "-ally" (meaning in a manner relating to). The word "libidinally" refers to something done in a manner relating to desire or sexual instinct.
Think of 'libido' which means desire, and remember that 'libidinally' describes actions or feelings that relate to that desire.
No commonly confused words.