1. To complain about something with a low annoyed voice.

1. A low rumbling sound.

1. Not pleasant to interact with(of a person).

1. To make a deep sound from the throat.

1. A deep, short sound from the throat

1. To promise or vow to do something

1. An assurance or promise of something

1. Advice given to aid in arriving at a solution.

2. A systematic directing of motion of a machine, often mechanically and automatically.

1. To show the way.

1. A person who gives advice or show the way to others.

2. A thing that is used to find one's way around.

1. Flow out of something in a rapid stream.

2. To express praise in such a strong way that it sounds false or insincere.

3. どっと流れ出る, 噴出する

1. A forceful and plentiful stream or burst of something.

2. (液体などの)噴出，ほとばしり

3. (感情の)ほとばしり

1. A sudden force of wind.

2. A sudden outburst of emotion like laughter or tears.