late 14c., reverencen, "treat (someone) with respect, honor; venerate, pay pious homage to; esteem, value; bow to (someone); do honor to," from reverence (n.). Related: Reverenced; reverencing.
early 15c., prostraten, "prostrate oneself, fall down flat, bow with the face to the ground" (in humility or submission), from prostrate (adj.). Transitive sense of "throw down, lay flat, overthrow" is by 1560s. Related: Prostrated; prostrating.
"removable lock with a pivoted bow or hasp," late 15c., pad-lok, from lock (n.1), but the first element is of obscure origin; perhaps originally, as some sources suggest, "a lock for a pannier."
Roman god of passionate love, late 14c., from Latin Cupido, personification of cupido "desire, love, passion," from cupere "to desire" (see cupidity). Identified with Greek Eros. Cupid's bow as a shape, especially of lips, is from 1858.