Where does “lentoalue” come from?

lentoalue (Finnish) comes from Finnish lento, from Italian lento, from Spanish lento, from Galician -ura, from Latin -ura, from Latin -tūra — ing, -ure, -work.

lentoalue (Finnish): flight envelope aircraft's design capabilities in terms of airspeed, altitude, etc

Definitions

flight envelope aircraft's design capabilities in terms of airspeed, altitude, etc

Ancestry of “lentoalue”, step by step

lentoalue traces back through two separate lines of ancestry.

via Finnish lento

Step	Language	Word	Meaning
1	Finnish	lento	flying, flight; flight; lento
2	Italian	lento	slow
3	Spanish	lento	slow
4	Galician	-ura	-ness
5	Latin	-ura	Suffix forming abstract nouns from adjectives
6	Latin	-tūra	ing, -ure, -work

via Finnish alue

Step	Language	Word	Meaning
1	Finnish	alue	area; region; oblast
2	Proto-Austronesian	qaluʀ	to flow
3	Proto-Austronesian	-luʀ	—

Every word from Latin -tūra →Every word from Galician -ura →Every word from Spanish lento →