OOMPH
dynamism, pizzazz, pizzaz, oomph, zing
(noun) the activeness of an energetic personality
Source: WordNet® 3.1
Etymology
Emerged in the 1930s' as a play on the word triumph: "try umph to triumph". The spelling evolved to the phonetic "oomph" over the 20th century.
Noun
oomph (countable and uncountable, plural oomphs)
(informal, uncountable) Strength, power, passion or effectiveness; clout.
(informal, uncountable) Sex appeal.
(countable) A bassy grunting or thudding sound.
Synonyms
• (force or power): welly
Verb
oomph (third-person singular simple present oomphs, present participle oomphing, simple past and past participle oomphed)
(intransitive) To produce a bassy grunting or thudding sound.
Source: Wiktionary