It would be Slàinte mhath! in Scottish Gaelic.
The English surname Clifford has no Scottish Gaelic form.
shalluv
a haon [In Irish, "a haen"] Scottish Gaelic is:
In Scottish Gaelic, the word for 'cheers' is slà inte mhath, meaning 'good health'. It is pronounced as 'slaancha vaa'.
fallt-yeh
/kɔgʲrʲəx/
ow-en
Please specify Irish Gaelic or Scottish Gaelic: they are two separate languages.
"Gaelic" can mean "Irish Gaelic' or "Scottish Gaelic". They are classified as two distinct languages.
That is not a Scottish Gaelic word. It may be a word in the English dialect of Scotland ("Scots" or "Lallans"). Gaelic has no 'w' or 'y'.
me-ow-n-ruchk