When it comes to expressing ideas concretively, there are several synonyms that can be utilized to add depth and specificity to your language. Instead of solely relying on "concretively", consider incorporating alternatives such as tangibly, distinctly, palpably, perceptibly, effectively, practically, realistically, solidly, definitively, or explicitly. These words allow you to emphasize the physical or tangible aspects of an idea, enabling clearer understanding and making your writing more engaging. By utilizing a variety of synonyms, you can ensure that your descriptions are vivid, evocative, and easily comprehensible, thereby enhancing the overall impact of your message.