termerity

As a noun infidelity is

unfaithfulness in marriage: practice or instance of having a sexual or romantic affair with someone other than one's spouse, without the consent of the spouse.

Termerity is likely misspelled.

Termerity has no English definition.

As a noun timidity

is shyness.

As a verb daring is

.

As an adjective daring is

adventurous, willing to take on or look for risks.

As a noun daring is

boldness.