en·sheathe 
(ĕn-shēth)
(ĕn-shēth)tr.v. en·sheathed, en·sheath·ing, en·sheathes
To cover or enclose with or as with a sheathe.
- supernova
- supernumerary
- superorder
- superordinate
- superordination
- superorganism
- superovulate
- superovulation
- superparasitic
- superparasitism
- superpartner
- superphosphate
- superphysical
- superpose
- superposition
- superposition principle
- superpower
- superreal
- superrealism
- superrealist
- superrealistic
- superrich
- supersaturate
- supersaturation
- supersaver