English Coach

pessimistic (adjective) 悲観的な

Tending to see the worst aspect of things or believe that the worst will happen.

Don't be pessimistic. It becomes our experience. The important thing is not to repeat.

optimistic (adjective) 楽観的な

hopeful and confident about the future


Optimistic thinking way is good for mental health.

superficial (adjective) 表面的な、うわべだけの、表面の、重要でない、影響の少ない

existing or occurring at or on the surface, appearing to be true or real only until examined more closely, not thorough, deep, or complete, cursory

His personality is superficial. He does not have his own brief.

profound (adjective) 重大な、重要な、深い

(adjective) (of a disease or disability) very severe
having or showing great knowledge or insight
demanding deep study or thought

I would like to acquirer profound knowledge.

foster (verb) を育成する、を助長する、促進する

encourage the development of (something, especially something desirrable). Bring up (a child that is not one's own by birth)

I would like to foster my success.

deterrent (noun) 引き止める物、妨害物、戦争抑止力 (adjective) 妨げる、怖気つかせる、戦争抑止の

(noun) a thing that discourages or is intended to discourage someone from doing something,

(adjective) able or intended to deter


Can Nuclear wepon be deterrent to world war?

numerous (adjective) たくさんの、数多くの、多数からなる

great in number, many

There are numerous countries in Africa.

unfulfilled (adjective) 履行（達成、成就、実現）されていない、不満を抱いた

not carried our or brought to completion

He will be unfulfilled for such a situation.

showy (adjective) 目立つ、人目を引く、派手な、けばけばしい

having a striking appearance or style, typically be being excessively bright, colourful, or ostentatious


That showy woman bought 50% discounted dished at supermarket immediately before end of the day.

boastful (adjective) 自慢する、自慢に満ちた

Showing excessive pride and self-satisfaction in one's achievements, possessions, or abilities.

I hate boastful person.