Uniad, n. a uniting

Uniaith, a. of one language

Uniant, n. unity, union

Uniawn, a. direct, straight; upright; just, perfect

Unigedd, n. loneliness

Unigol, a. single, singular; disunited

Unigoldeb, n. singularty

Unigrwydd, n. solitude

Unionad, n. a straightening

Uniondeb, n. rectitude