Not scientific

Not schooled; not having been to school. / Inexperienced; not having developed skill or knowledge in some area.

simple past tense and past participle of unschool

(Britain) Alternative spelling of unskillful

To remove shackles from someone or something. / To remove restrictions or inhibitions; to allow full freedom and power.

The state of being unsightly.

The state of being unselfish.

(transitive, intransitive) To remove a saddle. / (transitive) To throw (a rider) from the saddle.

To remove or undo a snarl or tangle.

To withdraw, retract (something said). / To cause something not to have been said; to make it so that one never said something (since this is physically impossible, usually in the subjunctive).