内気で

shy and

→ 内気だ
phrase Rare #34,392
shy and The connective form of 内気だ, meaning “being shy” and linking to a following description or result. It can also be translated as “because [someone is] shy” depending on context.
JA: 私は内気で、新しい人に話しかけるのが苦手です。
EN: I'm shy, so I'm not good at talking to new people.

少年は内気であまりしゃべらない

The boy is shy and doesn't talk much.

彼女は内気でいつも後ろの方にいる

She’s shy and always stays in the back.

彼はとても内気で女の子話が出来ない

He’s so shy that he can’t talk to girls.

この子は少々内気でして

This child is a little shy, you see.

彼は内気で人前で話す事は苦痛だった

He was shy, and speaking in front of people was painful for him.