The best synonym from the options is "Concealed", as abstruse can mean difficult to understand or hidden, and "concealed" aligns with the hidden aspect. While not a perfect match for every definition of abstruse, "concealed" is the most fitting choice among the given options.
The Synonym of "Abstruse" is?
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Question context
This question is part of 🗣️ Verbal Ability within the broader 🧠 Aptitude Mastery subject and appears in the SPSC – Sindh Public Service Commission preparation collection. Reviewing the answer together with nearby questions helps reinforce the underlying concept and identify how it may appear in competitive exams.