fay / fey [fei]
fay – n. & v. – 1. literary - a fairy or fairy folk; 2. belief, promise, assurance; 3. fidelity; v. – to fit, join or adapt
fey – adj. – 1. having a strange, almost other-worldly, whimsical charm; 2. (derogatory of a person) affected; 3. about to die soon