| 防 | fáng cháo diàn | groundsheet (for camping etc) | 
| 防 | fáng | to protect / to defend / to guard against / to prevent | 
| 防 | fáng cháo | damp proof / moisture proof / protection against tides | 
| 潮 | cháo | tide / damp; moist; humid / fashionable; trendy / (coll.) inferior; substandard | 
| 垫 | diàn | pad / cushion / mat / to pad out / to fill a gap / to pay for sb / to advance (money) |