1 adverb in thin slice or layerhe sliced the bread thinlyghearr sé an t-arán go tanaíthinly cut mushroomsmuisiriúin atá gearrtha ina sliseanna tanaí2 adverb sparselya thinly populated regionréigiún ar bheagán daonra3 adverb not very wella thinly veiled threatbagairt sách soiléir4 adverb of smilehe smiled thinlyrinne sé leamhgháire