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Latin lac
Ancient Greek γάλα (cognate)
Proto-Indo-European *ǵlákt (inherited)
Proto-Indo-European *ǵlaktós (mention)
Proto-Italic *dlakts (inherited)
Albanian dhallë (cognate)
Waigali zōr (cognate)
Old Armenian կաթն (cognate)

English ablactate (mention)
English ablactation (mention)
English lettuce (mention)
English lactate (mention)
English lactic (mention)
English prolactin (derived)
English lacto- (derived)
English lactant (mention)
English lactobutyrometer (derived)
English delactation (mention)
English lactific (derived)
Hijazi Arabic لاكتوز (affix)
Aragonese leit (inherited)
Asturian lleche (mention)
Breton laezh (derived)
Catalan llet (inherited)
Catalan lletsó (mention)
Cebuano letse (mention)
Corsican lattosiu (derived)
German Laktose (derived)
Esperanto lakto (mention)
Spanish leche (inherited)
Spanish lactosa (derived)
Spanish lácteo (mention)
Extremaduran lechi (inherited)
French lait (inherited)
French lactose (derived)
French allaiter (derived)
Middle French laict (derived)
Old French lait (inherited)
Friulian lat (inherited)
Friulian latâr (mention)
Irish lacht- (derived)
Galician leite (inherited)
Ancient Greek γάλα (cognate)
Hebrew לקטוז (affix)
Armenian կաթնուկ (mention)
Italian latte (inherited)
Italian allattare (derived)
Italian lactagogo (mention)
Kazakh лактоферрин (derived)
Cornish leth (derived)
Latin lacto (affix)
Latin lacto (link)
Latin lactuca (affix)
Latin lacteus (affix)
Latin lacteolus (mention)
Latin lactosus (affix)
Latin lac concretum (mention)
Latin lactarius (suffix)
Latin lacticinium (mention)