Quenya 

sat-

set aside, appropriate to a special purpose or owner

#sat- vb. "set aside, appropriate to a special purpose or owner" (VT42:20). Cited in the form "sati-"; the final -i may be simply the connecting vowel of the aorist (as in *satin "I set aside"). This verb "was in Quenya applied to time as well as space" (VT42:20)