h₂eyd-tó-

“burned, blazing”

Widely acceptedfireheatseason

Source of Latin aestus, English estival, estuary

Participle of the burn root, yielding Latin aestus (heat) and English estival (of summer), estuary.

H₂eydʰ-“to burn, to kindle a fire”bʰleg-“to shine, burn, flash”bʰleg-eyo-“to keep burning, blazing”bʰleg-mn̥“burning, inflammation”bʰleg-mn̥-₂“blaze, shining fire”bʰleh₁-g-“to set on fire, to blaze”bʰleh₁-g-mn̥-“a flame, blaze”bʰleh₁-mn̥“that which blows, breath”