tend (v.1) Look up tend at Dictionary.com
"to incline, to move in a certain direction," mid-14c., from Old French tendre "stretch, hold forth, offer" (11c.), from Latin tendere "to aim, stretch, extend" (see tenet).
tend (v.2) Look up tend at Dictionary.com
"attend to," early 14c., a shortening of Middle English atenden (see attend).