Where does “throller” come from?

throller (English) comes from English roller, from English roll, from Middle English rolle, from Old French rolle, from Medieval Latin rotulus, from Latin rotula, from Arabic رَطْل, from Classical Syriac ܪܝܛܠܐ — ingot.

throller (English): A throw that begins flying through the air, but because of the angle it is thrown at, begins to turn 45° in order for it to descend and begin to roll, like a roller (a type of throw)

Definitions

A throw that begins flying through the air, but because of the angle it is thrown at, begins to turn 45° in order for it to descend and begin to roll, like a roller (a type of throw)

Ancestry of “throller”, step by step

throller traces back through two separate lines of ancestry.

via English roller

Step	Language	Word	Meaning
1	English	roller	"Anything that rolls."; A long wide bandage used...
2	English	roll	To cause to revolve by turning over and over; to...
3	Middle English	rolle	—
4	Old French	rolle	registration
5	Medieval Latin	rotulus	a roll, list, catalogue, schedule, record, a...
6	Latin	rotula	a small wheel; roll
7	Arabic	رَطْل	—
8	Classical Syriac	ܪܝܛܠܐ	—
9	Classical Syriac	ܠܝܛܪܐ	libra, pound
10	French	litre	litre
11	Medieval Latin	litra	—
12	Ancient Greek	λίτρα	litra, a Sicilian silver coin; libra, a unit of...
13	Proto-Italic	*līðrā	ingot

via English throw

Step	Language	Word	Meaning
1	English	throw	To hurl; to cause an object to move rapidly...
2	Middle English	throwen	to throw
3	Old English	þrāwan	to turn, twist, wind; to turn, twist, curl, rack,...
4	Proto-West Germanic	þrāan	to twist
5	Proto-Germanic	þrēaną	to twist, to turn
6	Proto-Indo-European	terh₁-	to rub, turn; to drill, pierce

Every word from Proto-Italic *līðrā →Every word from Ancient Greek λίτρα →Every word from Medieval Latin litra →