be carefree

plural of nothing-up-my-sleeve number

(cryptography) A number which, by its construction, is above suspicion of having hidden properties; used in creating cryptographic functions such as hashes and ciphers.

(archaic) To be executed by hanging.

(colloquial) Used to insist that one is telling the truth.

Synonym of composition book

plural of quadruple whole note

(US, music) A note with twice or thrice the value of a double whole note.

(chemistry) A notation for denoting the prevalence of an isotope, equal to the normalized ratio of one isotope to another in a sample relative to that same ratio in a standard.

Be unable to identify because one is trying too hard.