This is the 947th most frequent Estonian word.
võimalusel
"If possible" or "if feasible."
'Võimalusel' emphasizes the speaker's intention to do something conditional on their circumstances.
Tulen kaasa, võimalusel.
I will come along, if possible.
In this usage, 'võimalusel' conveys a preference or recommendation for immediate action, contingent upon feasibility.
Toimeta dokument sekretärile, võimalusel täna.
Deliver the document to the secretary, if possible today.
The word 'võimalusel' here conveys a condition or suggestion depending on the addressee's ability or situation.