26431.quarantine(隔離する、検疫する）If a person or animal is in quarantine, they are being kept separate from other people or animals for a set period of time, usually because they have or may have a disease.
She was sent home to Oxford and put in quarantine.
26432.sluggish (だるい）You can describe something as sluggish if it moves, works, or reacts much slower than you would like or is normal.
I feel sluggish today. I don’t feel like doing anything.
26433.stuck in a rut(マンネリ化した）
I'm stuck in a rut in my boring job and need to do something new
26434.groove(テンションが上がる）
What kind of music gets you in the groove? .
26435.oldie(懐メロ）You can refer to something such as an old song or film as an oldie, especially when you think it is still good.
You should read this book. It’s an oldie but a goodie.
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