Wh-words

English	Gaelic	Particle	Verb form in past/present	Verb form in future
who	Cò	nothing or nach	independent	relative future
what	Dè	(a) optional or nach	independent	relative future
How	Ciamar	a/nach	independent	relative future
Why	Carson	a/nach	independent	relative future
When	Cuin	a/nach	independent	relative future
Where	Caite	(am/an) optional or nach	dependent	dependent
How much	Cò mheud1 or Cia mheud	a/nach	independent	relative future
Who has	Cò aig	a/nach	independent	relative future
Who owns	Cò leis2	a/nach	independent	relative future
How old (What age)	Dè an aois	a/nach	independent	relative future
What kind/What sort	Dè seòrsa X	a/nach	independent	relative future

¹ If it takes a noun complement, the noun must be singular: Cò mheud cù a tha agad)

² Cò leis also means "with whom" and "with what"

See also

Wh-questions

References

Fisher, Muriel (2004) Scottish Gaelic Level 1. Seattle: Each-Mara Publications.