
1) Chirp 2) Clitter
Found on
https://www.crosswordclues.com/clue/stridulate

1) Clitter 2) Make noise 3) Noise 4) Resound 5) Shrill
Found on
https://www.crosswordclues.com/clue/stridulate

Making a noise by rubbing two structures or surfaces together.
Found on
http://nhguide.dbs.umt.edu/index.php?c=insects&m=glossary

to make a chirping or scraping sound
Found on
http://phrontistery.info/s.html

• (v. t.) to make a shrill or musical sound, such as is made by the males of many insects. • (v. t.) To make a shrill, creaking noise
Found on
http://thinkexist.com/dictionary/meaning/stridulate/
Strid'u·late transitive verb [ See
Stridulous .] To make a shrill, creaking noise ; specifically
(Zoology) , to make a shrill or musical sound, such as is made by the males of many insects.
Found on
http://www.encyclo.co.uk/webster/S/211

To make a sound by rubbing two ridged or roughened surfaces together.
Found on
http://www.geog.ubc.ca/biodiversity/efauna/InsectGlossary.html

[
v] - make a shrill creaking noise by rubbing together special bodily structures, as of male insects such as crickets or grasshoppers
Found on
http://www.webdictionary.co.uk/definition.php?query=stridulate

stridulate, stridulatory 1. To produce a shrill grating, chirping, or hissing sound by rubbing body parts together; as certain insects do. 2. The sounds made by crickets, cicadas, grasshoppers, and other summertime insects when they rub special body parts together to make their shrill sounds.
Found on
http://www.wordinfo.info/words/index/info/view_unit/3599/

to make sound by rubbing two body parts together.
Found on
https://www.encyclo.co.uk/local/21561

to produce a shrill, grating sound, as a cricket does, by rubbing together certain parts of the body; shrill.
Found on
https://www.infoplease.com/dictionary/stridulate
No exact match found.