To sign the word "adversaria," use a combination of hand gestures and finger spelling to represent the individual letters of the word in American Sign Language (ASL).
To sign the word "adversary," use the ASL sign for "opponent" by making a fist with one hand and placing it against the other open palm, then pull the fist…
To sign the word "adversant," use both hands to make fists with your index fingers pointing out. Then, cross your arms in front of your chest, moving your index fingers…
To sign the word "adversa," use both hands to make a "K" handshape with your palms facing down. Then, cross your wrists in front of your chest, pulling your hands…
To sign the word "adverbiation," use both hands to fingerspell the letters "a-d-v-e-r-b-i-a-t-i-o-n" while making the appropriate handshapes for each letter.
To sign the word adverbially, use the ASL sign for "adverb" followed by the appropriate facial expression or body movement to convey the meaning of the adverb.