transversal vs thwartwise

transversal and thwartwise both are adjectives.

Word	Noun	Adjective	Verb	Adverb
transversal	No	Yes	No	No
thwartwise	No	Yes	No	No

As adjectives, transversal and thwartwise are synonyms defined as:

transversal and thwartwise: extending or lying across; in a crosswise direction; at right angles to the long axis

Other synonyms of transversal include cross, transverse.

transversal (adjective)	thwartwise (adjective)
extending or lying across; in a crosswise direction; at right angles to the long axis	extending or lying across; in a crosswise direction; at right angles to the long axis