Correct

老朽

/ lǎo xiǔ / 
Strokes

Example

As an Adjective

decrepit and behind the times

1
Lǎoxiǔ
老朽
wúnéng
无能

old and useless

2
Hūnyōng
昏庸
lǎoxiǔ
老朽

dull, fatuous and decrepit

As a Noun

［a form of self-address used by an old man］ I; me