astonishingly, ostentatiously

astonishingly - /əˈstɑː.nɪ.ʃɪŋ.li/ 

ostentatiously - /ˌɑː.stənˈteɪ.ʃəs.li/

• He dressed ostentatiously, but she was astonishingly unimpressed.
• The house was decorated ostentatiously, yet astonishingly lacked warmth.
• She spent money ostentatiously, while he saved it astonishingly well.
• The actor behaved ostentatiously at the party but was astonishingly humble in private.
• The palace glittered ostentatiously, but the garden was astonishingly natural.
• He flaunted his wealth ostentatiously, and astonishingly few people admired him.
• The writer used words ostentatiously, but astonishingly made the story clear.
• The car was ostentatiously expensive, yet astonishingly unreliable.
• She smiled ostentatiously for the cameras, but astonishingly cried later.
• The speech was ostentatiously long, yet astonishingly memorable.

• astonishingly - /əˈstɑː.nɪ.ʃɪŋ.li/ - удивительно, изумительно.

Astonishingly рифмуется со словами: diminishingly, punishingly, vanishingly.

• ostentatiously - /ˌɑː.stənˈteɪ.ʃəs.li/ - демонстративно, напоказ, для виду, для вида.

Ostentatiously рифмуется со словами: spaciously, graciously, audaciously, tenaciously.

diminishingly - /dəˈmɪnɪʃɪŋli/ - убывающе, уменьшающе. 

punishingly - /ˈpʌnɪʃɪŋli/ - карательно.

vanishingly - /ˈvænɪʃɪŋli/ - исчезающе.

spaciously - /ˈspeɪʃəsli/ - просторно.

graciously - /ˈɡreɪʃəslɪ/ - любезно, милостиво, снисходительно. 

audaciously - /ɑˈdeɪʃəsli/ - дерзко.

tenaciously - /tɪˈneɪʃəsli/ - цепко, крепко, упорно, настойчиво, вязко, липко. 

Звук / ə / 

The schwa and vowel reduction in English and Russian [Youtube - PhoneticFanatic] 

Звук / a : /

Английские гласные звуки: /ɑː/ - звук удовольствия [Youtube - PhoneticFanatic] 

Звук ɪ 

flaunt - /flɔːnt/ - щеголять, хвастаться, выставлять напоказ, красоваться.