feeling nervous or anxious
緊張したり不安を感じること (kincho shitari fuan o kanjiru koto)
"I had butterflies in my stomach before the interview."
"面接の前にとても緊張しました。" (mensetsu no mae ni totemo kincho shimashita)
with no special conditions or restrictions
to have a very bad headache
To be very kind and generous
to work very hard to achieve something
to take a short break
to be open and honest about your intentions or plans