n. (Bot.) (a) The American larch; also, the larch of Oregon and British Columbia (Larix occidentalis). See Hackmatack, and Larch. (b) The black pine (Pinus Murrayana) of Alaska, California, etc. It is a small tree with fine-grained wood. [ 1913 Webster ]
[たまらない, tamaranai](exp, adj-i) (1) intolerable; unbearable; unendurable; (2) cannot help (doing); cannot but do; anxious to do; (3) tremendous; out of this world; irresistible; (P)[Add to Longdo]
[いたたまらない, itatamaranai](exp, adj-i) (See 居たたまれない) unable to stay (on); unable to endure being somewhere a second longer; feel like running away[Add to Longdo]