"Irresoluble" is a word in ENGLISH

irresoluble ENGLISH
Definition:

Incapable of being dissolved or resolved into parts;
insoluble.

irresoluble ENGLISH
Definition:

Incapable of being relieved or assisted.

Few words of positivity

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adamantine ENGLISH

Made of adamant, or having the qualities of adamant; incapable of being broken, dissolved, or penetrated; as, adamantine bonds or …

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indissoluble ENGLISH

Incapable of being rightfully broken or dissolved; perpetually binding or obligatory; firm; stable, as, an indissoluble league or covenant.

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indissolvable ENGLISH

Not dissolvable; incapable of being dissolved or separated; incapable o/ separation; perpetually firm and binding; indissoluble; as, an indissolvable bond …

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infusibility ENGLISH

Incapability or difficulty of being fused, melted, or dissolved; as, the infusibility of carbon.

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