v. Simple past tense and past participle of creep.
the GNU version of the Collaborative International Dictionary of English
imp. & p. p. of creep.
The Century Dictionary and Cyclopedia
n. Preterit and past participle of creep.
Word Usage
"Some of those nearest to him fell naturally into the habit of referring to him as “the King,” and in time the title crept out of the immediate household and was taken up by others who loved him."