occasional
//əˈkeɪʒənəl//
Adjective
occasionalCanonical form
1
Happening or occurring from time to time, but not regularly or frequently; infrequent.
I enjoy an occasional cup of coffee, but I usually drink tea.
2
Intended for use as the need arises, rather than on a regular basis.
We keep an occasional table in the closet for when guests visit.
3
Created or occurring for a particular occasion or purpose.
The poet wrote occasional verses for the royal wedding.