1. 痰
Phlegm is the thick yellowish substance that develops in your throat and at the back of your nose when you have a cold.

1. inactivity
showing an unusual lack of energy

e.g. the general appearance of sluggishness alarmed his friends

Synonym: languorlethargysluggishnessflatness

2. expectorated matter
saliva mixed with discharges from the respiratory passages
in ancient and medieval physiology it was believed to cause sluggishness

Synonym: sputum

3. apathy demonstrated by an absence of emotional reactions

Synonym: emotionlessnessimpassivityimpassivenessindifferencestolidityunemotionality