I (can) promise you

:  the 9th letter of the English alphabet

:  a graphic representation of this letter

:  a speech counterpart of orthographic i

: industrial

: initial

: intelligence

: imaginary unit

:  know, understand

:  to be able to do, make, or accomplish

:  to have knowledge or skill

:  a usually cylindrical receptacle:

:  a vessel for holding liquids

:  a drinking vessel

:  to put in a can :  preserve by sealing in airtight cans or jars

:  to hit (a golf shot) into the cup

:  to hit (a shot) in basketball

: canceled; cancellation

: cannon

: canto

:  a declaration that one will do or refrain from doing something specified

:  a legally binding declaration that gives the person to whom it is made a right to expect or to claim the performance or forbearance of a specified act

:  reason to expect something

:  to pledge to do, bring about, or provide

:  warrant, assure

:  betroth

:  the one or ones being addressed — compare thee, thou, ye, your, yours

:  one