Translation:Where is Donald? I need a joiner.
They are not connected at all.
Saor 'free, cheap'
There are lots of pairs of opposites in Gaelic, where the so- word is good and the do- word is bad. Sona = 'pleasant', dona = 'bad'. Although the spelling is a bit strange, this seems to be part of the same pattern.
Saor = 'cheap'
Daor = 'expensive'
According to MacBain, who cannot always be trusted when he does not provide evidence, the second element is the root from which we get fear 'man', Latin vir, English were (as in werewolf). So saor = *so-fhear = 'good man' and *daor = *do-fhear = 'bad man'. Decide whether to believe that.
Saor 'carpenter, joiner'
Saor is the equivalent of sawyer in English. That is sàbh = saw + -er 'person'. D