Pronunciation: [ɡɹˈə͡ʊn ˈʌps] (IPA) 
The spelling of the word "grown ups" can be explained using IPA phonetic transcription. The first word, "grown," uses the vowel sound /oʊ/ for the "o" and the consonant sound /n/ for the "n." The second word, "ups," uses the vowel sound /ʌ/ for the "u" and the consonant sounds /p/ and /s/ for the "p" and "s" respectively. Together, the word "grown ups" represents individuals who have matured into adults.
Grown-ups, often hyphenated as grown-ups or written as one word, "grownups," refers to adult individuals who have reached a mature stage of physical, mental, and emotional development. This term is commonly used to describe people who have progressed beyond childhood and adolescence, typically referring to individuals who are no longer dependent on others for their well-being.
Grown-ups are characterized by their ability to make independent decisions, take responsibility for their actions, and navigate the complexities of adult life. They have attained a certain level of knowledge, experiences, and skills that enable them to contribute to society, whether personally or professionally. Grown-ups are often considered to possess greater wisdom and maturity compared to younger individuals due to their life experiences and exposure to various challenges and responsibilities.
Furthermore, grown-ups are often expected to exhibit qualities such as reliability, rationality, and accountability, as they are typically relied upon to provide guidance, support, and leadership in various aspects of life. They are seen as role models for younger generations, as they embody the ideals of adulthood and exert influence through their behavior, decisions, and interactions with others.
In summary, grown-ups are individuals who have reached a stage of adulthood characterized by physical, mental, and emotional maturity, independence, and responsibility. They play a significant role in society and are often looked upon for guidance and leadership.
The word "grown-ups" is a compound noun formed by combining the adjective "grown" with the noun "ups".
The adjective "grown" comes from the past participle of the verb "to grow", which has Old English roots. The verb "grow" has its origins in the Proto-Germanic word *grōaną, meaning "to grow" or "increase in size or number".
The noun "ups" is a shortening of the word "uppers", which is the plural form of "upper". In this context, "upper" refers to individuals in a higher or more mature position or age group.
Therefore, etymologically, "grown-ups" refers to individuals who have grown or matured and are now in a higher age group or a more mature position.
