Flexionar in english
Flex
pronunciation: fleks part of speech: verb, noun
pronunciation: fleks part of speech: verb, noun
In gestures
flexionar = flex.
Example: The following recommendations are made: select copying machines carefully (edge-flush platens are best; don't flex a book more than 180 degrees; educate patrons and staff to be gentle with books; and limit the number of pages copied from each volume.