- 突破口 tūpòkǒu breacha gap or breach made in a defensive line
- 破口大骂 pòkǒudàmà to shout abuseto shout abuse at someone; to let out a torrent of vulgar or harsh language
- 磨破口舌 mópòkǒushé to talk until one is blue in the faceto talk or argue incessantly; to waste one's breath; to wear oneself out talking or complaining; to use every possible argument
