Praesto

From TTT

Latin-English I.

praest|ō, -āre, praestĭtī, praestātum or praestĭtum. (ˈpres.to) v.

1. To stand out.
2. To surpass.
3. To vouch for; to be responsible for.
4. To do; perform; fulfill.

[prae + sto.]

Latin-English II.

praestō. (ˈpres.to) adv.

1. On hand.

[praestus.]