köken: Borrowed from Basque ezkerra, absolutive singular form of ezker (“left”). Cognate with Catalan esquerra and Portuguese esquerda. Displaced siniestra.
aile: cero a la izquierda, extrema izquierda, izquierdista
köken: From a Mongolic source, from Proto-Mongolic *solagai (“left”) – compare Mongolian солгой (solgoj, “left, left-handed”). The relationship of this Proto-Mongolic form to Proto-Turkic *sōl (“left”) is debatable – these two may be related native forms, or the Mongolic form may be a Turkic borrowing. Cognate with Kazakh солақай (solaqai, “left-handed”), Kyrgyz сологой (sologoy, “left-handed”), Kumyk…
the ability to use a left hand better than a right hand; left-handedness · a person who can use their left hand better than their right hand; left-handed person · a drinker; someone fond of alcohol
eş: ぎっちょ, サウスポー
köken: /hidarikiki/: [pidarikiki] → [ɸidarikiki] → [çidarikiki]. Compound of 左 (hidari, “left”) + 利き (kiki, “effective”). The kiki changes to giki as an instance of rendaku (連濁).
Inherited from Old Galician-Portuguese sẽestro, from Late Latin sinextrum, from Latin sinister (“left”). Compare Spanish siniestro. Doublet of sinistro.