The phrase "want for" can be replaced with other similar words depending on the context. If you're looking for synonyms for "want for" describing a lack or deficiency, you can use words like lack, need, shortage, or absence. In terms of desire or hope, you can use words like crave, aspire, long for, or yearn for. Other synonyms that fit the mood and tone of a sentence might include wish for, desire, hunger for, pine for, or covet. The choice of synonym depends on the tone, meaning, and context of the sentence where it's used.