avio/n

[Rick Mc Callister]

[snip]

>Most interesting.  Without ever really thinking about it, I'd always
>vaguely assumed that the word was <ave> `big bird' plus the augmentative
>suffix <-o'n> -- hence `really big bird', or some such.

>OK; it's dumb, but it's cute.

[snip]

It definitely makes sense at a superficial level
but if avión originally applied to swifts
then it couldn't fit, given that these are <pa/jaros>
rather than <aves>