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teallachhearth, fireplacemasculine noun
the
an teallach
after a preposition
an teallach
of the
an teallaich
plural
teallaichean
the (plural)
na teallaichean

Every form but the headword, the genitive and the plural is worked out by the spelling rules in the grammar guide, so what you see here is what the guide teaches. Checked by a fluent speaker.

In a sentence ✓ Verified