Synonyms and meaning to the following words and put them in a sentence too. 1. trajectory 2. embodiment 3. etiquette 4. refinement 5. whirl6. cramming 7. slumming 8. ludicrous

1. trajectory
meaning- is the path followed by a projectile flying or an object moving under the action or given forces
synonyms- course, path, route, track, line or orbit
sentence- the present trajectory of development portrays a bright future for the country.

2. embodiment
meaning-is a visible or tangible form or a concrete example of an idea or concept
synonyms-incarnation, exteriorization, externalization, manifestation  
sentence- Jesus Christ is the embodiment of this ideal, in life and in death.

3. etiquette
meaning-is defined as the formal manners and rules that are followed in social or professional settings
synonyms- good form, manner(s), correct behavior
sentence-the people have strict notions of etiquette and gradations of rank

4. refinement
meaning-is the process of making something better by making small changes, or good taste and cultural elegance
synonyms-clarification, civilization, cultivation, culture, discrimination
sentence-Her walk was unguarded like her mannerisms, a sweet lack of refinement he wasn't sure he liked

5. whirl
meaning-the act of spinning or twirling, or a state of confusion
synonyms-spin, twirl
sentence-Coleridge was soon in the full whirl of excitement

6. cramming
meaning-to fill (something) by force with more that it can easily hold
synonyms-charge, compact, crush, pack in, shove, squeeze
sentence-They had a test coming up so they were cramming all the information they needed to memorize

7. slumming
meaning-a heavily populated urban area (slums)
synonyms-slum(s)
sentence-she mused, "hmmm, slumming it are we?"

8. ludicrous
meaning-something so absurd it's laughable
synonyms-comic, comical, funny, laughable, ridiculous
sentence-in fact, it was ludicrous - but it still hurt.

The repetition of singing throughout the poem paints a picture of many Americans working and singing at the same time. The poem also repeats the idea that each person's song is his own, so the image is one of many different songs being sung at once. Their songs and jobs are all different, but they seem happy and joined together in song.

Explanation: i did the test and got a 100%