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When you have ardor for something, you have an intense feeling of love, excitement, and admiration for it.
An assiduous person works hard to ensure that something is done properly and completely.
If you describe a person, group, or civilization as effete, you mean it is weak, exhausted, powerless, unproductive, and/or corrupt.
Someone who has a haggard appearance looks very tired, worn, thin, and exhausted.
Something that is immutable is always the same and cannot be changed.
Something that is incessant continues on for a long time without stopping.
Something that is interminable continues for a very long time in a boring or annoying way.
Something that happens on an intermittent basis happens in irregular intervals, stopping and starting at unpredictable times.
Someone who is irresolute is unable to decide what to do.
If you are lethargic, you are tired, lack energy, and are unwilling to exert effort.
When you are listless, you lack energy and interest and are unwilling to exert any effort.
An obstinate person refuses to change their mind, even when other people think they are being highly unreasonable.
If someone is pallid, they look very pale in an unattractive and unhealthy way.
Someone who is pertinacious is determined to continue doing something rather than giving up—even when it gets very difficult.
Someone who is phlegmatic stays calm and unemotional even in dangerous or exciting situations.
To be punctilious is to pay precise attention to detail.
If someone watches or listens to something with rapt attention, they are so involved with it that they do not notice anything else.
A resignation can also be a notification to an employer that you are leaving a job.
Someone who is sedulous works hard and performs tasks very carefully and thoroughly, not stopping their work until it is completely accomplished.
Stasis can also be a moment or state of inactivity caused by an equal balance of opposing forces.
If you are steadfast, you have a firm belief in your actions or opinions and refuse to give up or change them because you are certain that you are doing the right thing.
If you are suffering from tedium, you are bored.
When you are tenacious, you do not quit until you finish what you’ve started.
If your body is affected by torpor, you are severely lacking in energy; therefore, you are idle—and can even be numb.
If you are unflagging while doing a task, you are untiring when working upon it and do not stop until it is finished.
If you are unrelenting in your desire to do something, you stop at nothing until you’ve done it.
A thing or person that is unremitting is persistent and enduring in what is being done.
When you have a vehement feeling about something, you feel very strongly or intensely about it.
Someone who possesses vigor has energy, vitality, and power.
A wastrel is a lazy person who wastes time and money.
Someone who is zealous spends a lot of time, energy, and effort to support something— notably that of a political or religious nature—because they believe in it very strongly.
Adj.
indefatigable
in-di-FAT-i-guh-buhl
Context
My sister is indefatigable or tireless in her efforts on behalf of the homeless. She volunteers at the shelter everyday and writes to her senator constantly with an indefatigable, endless determination. She never seems to tire of coming up with new ways to help. She is an indefatigable, energetic, and highly active defender of the rights of those who are in need.
Quiz:Try again!
What does it mean to be indefatigable when you do something?
You are devoted to worthy social causes.
You seem to be able to do it without losing any energy.
Big, Fat, and Undependable Don't tell me that a big, fat, and undependable soccer player will be indefatigable! How could he move that much weight around the field without getting exhausted?
Examples
The indefatigable pursuit of an unattainable perfection, even though it consists in nothing more than the pounding of an old piano, is what alone gives meaning to our life on this unavailing star.
— Charles Peguy
The indefatigable Guggenheim, which already operates branches in Berlin and Venice, has plans for a 687 million building at the southern tip of Manhattan and is also casting its eyes on Brazil.
—
Newsweek
Perhaps one of the most striking impressions one takes from 'My Life in France' is of Child’s indefatigable attention to detail and insistence on an exact, careful approach to cooking.
—
The Christian Science Monitor
The research is nearly unanimous: Working out regularly, vigorously, and steadily over the years triggers a host of cardiovascular and muscular adaptations that together make you a better, stronger, more indefatigable version of yourself.
—
Men's Health
