scythe (n.) Look up scythe at Dictionary.com
Old English siðe, sigði, from Proto-Germanic *segithoz (cf. Middle Low German segede, Middle Dutch sichte, Old High German segensa, German Sense), from PIE root *sek- "cut" (see section (n.)). The sc- spelling crept in early 15c., from influence of Latin scissor "carver, cutter" and scindere "to cut."
scythe (v.) Look up scythe at Dictionary.com
1590s, from scythe (n.). Related: Scythed; scything.