一本松[ipponmatsu] solitary pine tree
下がり松[sagarimatsu] drooping pine
松魚[shougyo] skipjack tuna
黒松[kuromatsu] black pine
市松[ichimatsu] checked (pattern)

小松菜[komatsuna] Japanese mustard spinach (Brassica rapa var. perviridis)
松の木[matsunoki] pine tree
松下電器[matsushitadenki] Matsushita Electric Industrial
松下電工[matsushitadenkou] Matsushita Electric Works

御目出度う御座います[omedetougozaimasu] congratulations
駄目になる[dameninaru] to spoil
繋ぎ目[tsunagime] joint
軽目焼[karumeyaki] hard caramelized sugar candy
駄目押し[dameoshi] making doubly sure

一つ目[hitotsume] one-eyed
一合目[ichigoume] the start of a climb up a hill
一丁目[icchoume] Block 1
ひと目[ichimoku] (a) glance
一目惚れ[hitomebore] to be taken with someone at first sight (similar to "love at first sight", but not as strong)