緊張感

きんちょうかん【緊張感】

a feeling [an air, an atmosphere] of tension; a tense atmosphere; tension; tenseness; nervousness.

●緊張感が高まる a feeling [an air, an atmosphere] of tension builds up

・緊張感がみなぎっている. The air is full of tension.

・緊張感がただよう (an atmosphere of) tension runs through 《a meeting》

・緊張感がない feel no tension [tenseness, nervousness]; have no feeling [air, atmosphere] of tension.