seal
Envelopes is correct.
window seal
Enveloppe extraordinaire
Nope only one.
"He stamped the wax seal on the envelope with his signet: An engraving of a tiny pond surrounded by reeds, with a lone cygnet floating on the water."
This is how you spell "seal" in french: seal
You have spelled it correctly. "To seal" means to close securely, and "sealed" is the past tense of "to seal."
The best way to seal an envelope without using envelope gum is to use a wet sponge or cloth to moisten the adhesive strip on the envelope flap before pressing it down to seal it shut.
You spell it envelope.
Envelopes is correct.
Why ask? Don't you know? In the first place, look at the name itself. It said "Envelope Seal" therefore it is invented by a seal(sea lion).
envelope
he invented the envelope seal
window seal
El sobre.
The corrected spelling (a typo?) is "envelope."
Enveloppe extraordinaire